Equation of plane through the line of intersection of the planes 2x+3y−4z=1 and 3x−y+z+2=0 and it makes an intercept of 4units on the positive x-axis is 2x+3y−4z−1+λ(3x−y+z+2)=0, then λ is
A
12
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B
30
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C
7
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D
−12
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Solution
The correct option is D−12
The x−intercept can be found by substituting y=0 and z=0.